Lucky Monkey is an action game published in 1991 by Natsume, for the Game Boy console.

Spanky attacks by throwing a small purple bubble. He can then bounce the bubble on his head. Each time he bounces the bubble, it grows. Depending on the size of the bubble, different types of sports balls will fly out of the bubble and destroy the enemies hit by the balls. If an enemy is hit by a bubble, he will simply be stunned and unable to move for a while.

There are a total of five worlds with ten levels each.